Home / 264,779.18-365,397.48-143,920.45

Finding the Fourth Proportional to 264,779.18, 365,397.48 and 143,920.45

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Solution

The fourth proportional to 264,779.18, 365,397.48 and 143,920.45 is: 198,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,779.18 : 365,397.48 = 143,920.45 : x
  2. Step 2: Convert to fraction form
    264,779.18/365,397.48 = 143,920.45/x
  3. Step 3: Cross multiply
    264,779.18x = 365,397.48 × 143,920.45
  4. Step 4: Simplify right side
    264,779.18x = 52,588,170,207.21
  5. Step 5: Solve for x
    x = 52,588,170,207.21/264,779.18
  6. Step 6: Final answer
    x = 198,611.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.